mirror of
https://github.com/therootcompany/golib.git
synced 2026-01-27 23:18:05 +00:00
40 lines
630 B
Bash
Executable File
40 lines
630 B
Bash
Executable File
#!/bin/sh
|
|
set -e
|
|
set -u
|
|
|
|
g_csv="${1:-}"
|
|
|
|
fn_help() {
|
|
echo "USAGE"
|
|
echo " # sort -R ./list.csv > ./list.csv.bak"
|
|
echo " ./randomize.sh ./list.csv"
|
|
}
|
|
|
|
fn_tip() {
|
|
echo "IMPORTANT"
|
|
echo " Now go move the header back to the first row"
|
|
}
|
|
|
|
main() {
|
|
if test -z "${g_csv}" || ! test -s "${g_csv}"; then
|
|
>&2 fn_help
|
|
return 1
|
|
fi
|
|
|
|
if test -s "${g_csv}.randomized"; then
|
|
{
|
|
echo "${g_csv}.randomized already exists"
|
|
fn_tip
|
|
} >&2
|
|
return 1
|
|
fi
|
|
|
|
sort -R "${g_csv}" > "${g_csv}.randomized"
|
|
{
|
|
echo "wrote ${g_csv}.randomized"
|
|
fn_tip
|
|
} >&2
|
|
}
|
|
|
|
main
|